remove

public void remove(string key)

Parameters

key

The key to remove from the dictionary.

Removes the specified key (and its associated value) from the dictionary.

If the value is a reference, the value is not removed completely from memory if other references to the value are still held in memory.

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import System;   Dictionary<int> dict = { a: 1, b: 2, c: 3 }; Console.log(dict["b"]); // 2 dict.remove("b"); Console.log(dict["b"]); // KeyUnavailableException